Adjustable ultrasonic silent dog whistle with lanyard, professional dog recall training whistle controls neighboring dogs

【Adjustable frequency】 Different dogs respond to different sound frequencies, and our dog whistle can adjust the frequency by rotating the screw inward or outward. You can try repeatedly until your dog shows the strongest response. 【Professional and safe dog training】 Our dog whistle not only attracts dogs' attention but also does not damage their hearing. After training, your dog can execute any commands you want, such as stopping barking, sitting down, lying down, standing up, going to the bathroom, etc. 【Anti loss design】 The dog whistle is made of sturdy and durable stainless steel, and each whistle is paired with a black lanyard, making it easy to tie around the neck to prevent accidental loss when going out and reduce your losses. 【Complete training set】 Train your dogs with different commands to obey your commands from a long distance, even if you can't see them! This cute training dog whistle can teach them to sit, lie, stand, and follow. Can help you effectively and completely train your dog.